Search results for: Xing Xie
European Journal of Obstetrics and Gynecology > 2009 > 143 > 2 > 107-111
European Journal of Obstetrics and Gynecology > 2008 > 141 > 2 > 179-182
European Journal of Obstetrics and Gynecology > 2008 > 138 > 2 > 204-211